| < January >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Average Daylight per day
|Sun altitude at solar noon on the 21st day.
- The average temperature in Ottawa, Il in January is cold at -5.8 °C (21.56 °F).
- Afternoons can be slightly cold with average high temperatures reaching -1.1 °C (30 °F).
- Overnight temperatures are generally very cold with an average low of -10.6 °C (12.9 °F).
- In January the variation/ range of diurnal average temperatures is 9.5 °C (17.1 °F).
- The weather in January is dry. A mere 36.6mm (1.4in) of fluid precipitates.
- The shortest day is 9:17 long and the longest day is 10:00 long with an average length of 9:35.
Check the distance to and compare the Ottawa, Il January averages with somewhere beginning with:
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Weather Trend Graph for January in Ottawa, Il, Usa
Navigate to January Weather in Locations Surrounding Ottawa, Il:
- Morrison, Il, Usa - 120.8 kms (75 miles) NW
- Galva, Il, Usa - 89.3 kms (55.5 miles) WNW
- Minonk, Il, Usa - 11 kms (6.8 miles) SSW
- Peoria, Il, Usa - 68.4 kms (42.5 miles) WSW
- Decatur, Il, Usa - 111.2 kms (69.1 miles) S